<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>Single Selection</title>
    <link rel="stylesheet" type="text/css" href="../../css/styles.css"/>
    <script type="text/javascript" src="../../lib/d3.js"></script>
</head>

<body>

<p id="target"></p> <!-- A -->

<script type="text/javascript">
    d3.select("p#target") // <-- B
        .text("Hello world!"); // <-- C
</script>

</body>
</html>